CN103376874B - 一种多核处理器设备及其实现时钟控制的方法 - Google Patents
一种多核处理器设备及其实现时钟控制的方法 Download PDFInfo
- Publication number
- CN103376874B CN103376874B CN201210122920.1A CN201210122920A CN103376874B CN 103376874 B CN103376874 B CN 103376874B CN 201210122920 A CN201210122920 A CN 201210122920A CN 103376874 B CN103376874 B CN 103376874B
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- China
- Prior art keywords
- clock
- clock frequency
- core processor
- frequency information
- load factor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000013507 mapping Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
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- 230000003993 interaction Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
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- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
- G06F1/08—Clock generators with changeable or programmable clock frequency
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
- G06F1/12—Synchronisation of different clock signals provided by a plurality of clock generators
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/324—Power saving characterised by the action undertaken by lowering clock frequency
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Power Sources (AREA)
- Microcomputers (AREA)
Abstract
Description
Claims (8)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210122920.1A CN103376874B (zh) | 2012-04-24 | 2012-04-24 | 一种多核处理器设备及其实现时钟控制的方法 |
EP12874932.2A EP2843838A4 (en) | 2012-04-24 | 2012-07-20 | MULTI-CORE PROCESSOR DEVICE AND CLOCK CONTROL IMPLEMENTATION METHOD THEREFOR |
PCT/CN2012/078961 WO2013159465A1 (zh) | 2012-04-24 | 2012-07-20 | 一种多核处理器设备及其实现时钟控制的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210122920.1A CN103376874B (zh) | 2012-04-24 | 2012-04-24 | 一种多核处理器设备及其实现时钟控制的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103376874A CN103376874A (zh) | 2013-10-30 |
CN103376874B true CN103376874B (zh) | 2017-03-08 |
Family
ID=49462100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201210122920.1A Active CN103376874B (zh) | 2012-04-24 | 2012-04-24 | 一种多核处理器设备及其实现时钟控制的方法 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2843838A4 (zh) |
CN (1) | CN103376874B (zh) |
WO (1) | WO2013159465A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105760342A (zh) * | 2014-12-18 | 2016-07-13 | 联芯科技有限公司 | 多核处理器工作状态控制方法及装置 |
CN107809241B (zh) * | 2017-11-07 | 2021-08-06 | 晶晨半导体(上海)股份有限公司 | 一种pll的分频调节方法 |
CN108304262A (zh) * | 2018-01-18 | 2018-07-20 | 福州瑞芯微电子股份有限公司 | 动态调整数字信号处理器性能的方法、存储介质及计算机 |
CN108984469A (zh) * | 2018-06-06 | 2018-12-11 | 北京嘉楠捷思信息技术有限公司 | 计算设备的芯片调频方法、装置、算力板、计算设备及存储介质 |
CN108984360B (zh) * | 2018-06-06 | 2022-06-21 | 北京嘉楠捷思信息技术有限公司 | 计算设备的芯片调频方法、装置、算力板、计算设备及存储介质 |
CN110908310B (zh) * | 2019-12-03 | 2021-07-23 | 深圳开立生物医疗科技股份有限公司 | 一种控制器的时钟配置方法、系统及超声设备 |
CN111506154B (zh) * | 2020-04-14 | 2021-05-25 | 深圳比特微电子科技有限公司 | 计算机提高算力和降低功耗算力比的方法及系统 |
CN112468148A (zh) * | 2020-11-09 | 2021-03-09 | 浙江大学 | 一种多采样率的低功耗微机械陀螺数字信号处理方法 |
CN116679820B (zh) * | 2022-09-05 | 2024-04-16 | 荣耀终端有限公司 | 处理器主频的调整方法、装置及终端设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1877492A (zh) * | 2005-06-10 | 2006-12-13 | 乐金电子(昆山)电脑有限公司 | 多核处理器的电源控制装置及其方法 |
CN101281415A (zh) * | 2007-04-06 | 2008-10-08 | 上海摩飞电子科技有限公司 | 电源管理技术中的动态电压频率调整方法 |
CN101813968A (zh) * | 2008-09-29 | 2010-08-25 | 英特尔公司 | 用于时钟信号锁频的电压稳定 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040076189A1 (en) * | 2002-10-17 | 2004-04-22 | International Business Machines Corporation | Multiphase clocking method and apparatus |
US7290161B2 (en) * | 2003-03-24 | 2007-10-30 | Intel Corporation | Reducing CPU and bus power when running in power-save modes |
US20050232218A1 (en) * | 2004-04-19 | 2005-10-20 | Broadcom Corporation | Low-power operation of systems requiring low-latency and high-throughput |
US7761874B2 (en) * | 2004-08-13 | 2010-07-20 | Intel Corporation | Managing processing system power and performance based on utilization trends |
US7917799B2 (en) * | 2007-04-12 | 2011-03-29 | International Business Machines Corporation | Method and system for digital frequency clocking in processor cores |
CN101877586A (zh) * | 2009-04-30 | 2010-11-03 | 鸿富锦精密工业(深圳)有限公司 | 计算机时钟电路 |
-
2012
- 2012-04-24 CN CN201210122920.1A patent/CN103376874B/zh active Active
- 2012-07-20 WO PCT/CN2012/078961 patent/WO2013159465A1/zh active Application Filing
- 2012-07-20 EP EP12874932.2A patent/EP2843838A4/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1877492A (zh) * | 2005-06-10 | 2006-12-13 | 乐金电子(昆山)电脑有限公司 | 多核处理器的电源控制装置及其方法 |
CN101281415A (zh) * | 2007-04-06 | 2008-10-08 | 上海摩飞电子科技有限公司 | 电源管理技术中的动态电压频率调整方法 |
CN101813968A (zh) * | 2008-09-29 | 2010-08-25 | 英特尔公司 | 用于时钟信号锁频的电压稳定 |
Also Published As
Publication number | Publication date |
---|---|
WO2013159465A1 (zh) | 2013-10-31 |
EP2843838A4 (en) | 2015-09-02 |
EP2843838A1 (en) | 2015-03-04 |
CN103376874A (zh) | 2013-10-30 |
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Owner name: SHENZHEN ZTE MICROELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZTE CORPORATION Effective date: 20131202 |
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Free format text: CORRECT: ADDRESS; FROM: 518057 SHENZHEN, GUANGDONG PROVINCE TO: 518083 SHENZHEN, GUANGDONG PROVINCE |
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Effective date of registration: 20131202 Address after: Dameisha Yantian District of Shenzhen City, Guangdong province 518083 Building No. 1 Applicant after: SHENZHEN ZTE MICROELECTRONICS TECHNOLOGY CO., LTD. Address before: 518057 Nanshan District Guangdong high tech Industrial Park, South Road, science and technology, ZTE building, Ministry of Justice Applicant before: ZTE Corporation |
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Application publication date: 20131030 Assignee: Xi'an Chris Semiconductor Technology Co. Ltd. Assignor: SHENZHEN ZTE MICROELECTRONICS TECHNOLOGY CO., LTD. Contract record no.: 2019440020036 Denomination of invention: Multi-core processor device and clock control achieving method thereof Granted publication date: 20170308 License type: Common License Record date: 20190619 |
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